#4F4F84
Closest named color: Twilight (#4E518B). oklch(45.2% 0.086 282.4), rgb(79, 79, 132).
Aa
White text reads best on this color (7.54:1).
About this color
#4F4F84 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.086 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.012 away. White text reads best on it, at 7.54:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.78:1 |
| White text | 7.54:1 |
Values
| HEX | #4F4F84 |
| RGB | rgb(79, 79, 132) |
| HSL | hsl(240, 25%, 41%) |
| OKLCH | oklch(45.2% 0.086 282.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #4F4F84 | 7.54:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #4F4F84 | 2.78:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #4F4F84 text on white | 7.54:1 | AAA | Lc 86.1 | Fine for body text |
| #4F4F84 text on black | 2.78:1 | Fails | Lc -15.9 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F4
oklch(93.6% 0.015 281.9)
-
Step 200
200
#D6D7EC
oklch(88.5% 0.029 283.6)
-
Step 300
300
#BBBDE1
oklch(80.9% 0.051 282.7)
-
Step 400
400
#999BD2
oklch(70.8% 0.08 282.5)
-
Step 500
500
#8081C6
oklch(63.1% 0.103 282.4)
-
Step 600
600
#6A6AB2
oklch(55.6% 0.11 282.2)
-
Step 700
700
#595899
oklch(49.2% 0.102 282.7)
-
Step 800
800 (this color)
#4F4F84
oklch(45.2% 0.086 282.4)
-
Step 900
900
#3C3D64
oklch(37.8% 0.066 281.6)
-
Step 950
950
#23243B
oklch(27.1% 0.043 281.2)
#4F4F84 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #3D5686 | 0.030 |
| Deuteranopia (no green cones) | #3B5283 | 0.029 |
| Tritanopia (no blue cones) | #405963 | 0.074 |
| Achromatopsia (no color) | #545454 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F4F84
#4F4F84
oklch(45.2% 0.086 282.4)
- #5F5713
#5F5713
oklch(45.1% 0.086 102.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #4F4F84, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.012
- Dusk #4E5481 ΔE 0.016
- Dusty Grape #545775 ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.042
- YInMn Blue #415A77 ΔE 0.047
- Dusky Blue #475F94 ΔE 0.047
- Light Navy Blue #2E5A88 ΔE 0.048
- Dusk Blue #26538D ΔE 0.051
Use #4F4F84 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.